FR798999A - Alumina extraction process - Google Patents

Alumina extraction process

Info

Publication number
FR798999A
FR798999A FR798999DA FR798999A FR 798999 A FR798999 A FR 798999A FR 798999D A FR798999D A FR 798999DA FR 798999 A FR798999 A FR 798999A
Authority
FR
France
Prior art keywords
extraction process
alumina extraction
alumina
extraction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Karl Helge Sigfrid Lofquist
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR798999A publication Critical patent/FR798999A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Silicon Compounds (AREA)
  • Manufacture And Refinement Of Metals (AREA)
FR798999D 1934-12-10 1935-12-10 Alumina extraction process Expired FR798999A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE2052236X 1934-12-10
GB15458/36A GB461059A (en) 1934-12-10 1936-06-02 Improvements in or relating to the preparation of aluminium oxide

Publications (1)

Publication Number Publication Date
FR798999A true FR798999A (en) 1936-05-29

Family

ID=31995725

Family Applications (1)

Application Number Title Priority Date Filing Date
FR798999D Expired FR798999A (en) 1934-12-10 1935-12-10 Alumina extraction process

Country Status (4)

Country Link
US (1) US2052236A (en)
DE (1) DE657977C (en)
FR (1) FR798999A (en)
GB (1) GB461059A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105289836B (en) * 2015-12-01 2017-08-08 陈均宁 A kind of beneficiation method of high ferro aluminium ore comprehensive utilization
CN110066924B (en) * 2019-04-22 2020-07-10 中国科学院金属研究所 Method for extracting rare earth elements from neodymium iron boron waste through liquid-liquid separation of metal lead

Also Published As

Publication number Publication date
GB461059A (en) 1937-02-09
US2052236A (en) 1936-08-25
DE657977C (en) 1938-03-18

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